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Sulfur Compounds (Thiols, Sulfides, Sulfonates)

Chromotropic acid disoidum salt, GR

ARAvailable on request

Buy Chromotropic acid disoidum salt, GR (CAS 5808-22-0) from Zemixal. Request a quote with price, lead time and documents.

Pack sizes
Chromotropic acid disoidum salt, GR chemical structure
CAS number5808-22-0
FormulaC10H10Na2O10S2
Molar mass400.3 g/mol
Physical formPowder
HS code29089990
Purity≥99%
InChIKeyQUEAKWJKJBFNEG-UHFFFAOYSA-L
IUPAC namedisodium;4,5-dihydroxynaphthalene-2,7-disulfonate;dihydrate

About Chromotropic acid disoidum salt, GR

Zemixal supplies Chromotropic acid disoidum salt, GR within its pharma Intermediates & Building Blocks portfolio. Key data (AR): CAS 5808-22-0, formula C10H10Na2O10S2 and molar mass 400.3 g/mol. Typical appearance is powder.

Common uses in the lab and plant

  • Fine chemical synthesis
  • Coordination chemistry
  • Dyes & pigments manufacture

Handling and storage

Reported physical data: melting point >300 °C. It carries the GHS signal word Warning (H315, H319 and H335), so wear gloves and eye protection and work with good ventilation.

Order it in 10 g, 25 g and 1 kg packs or ask for a bulk quotation. Each lot travels with a batch certificate of analysis and a 16-section SDS. Request pricing online and we confirm availability, documentation and freight to your country.

Typical uses

  • Fine chemical synthesis
  • Coordination chemistry
  • Dyes & pigments manufacture

Applications

Pharmaceutical Manufacturing and QCResearch Labs and UniversitiesTextiles, Dyes and Leather

Grade guides

AR Grade (Analytical Reagent)

Specifications and identifiers

Specifications of Chromotropic acid disoidum salt, GR
Product nameChromotropic acid disoidum salt, GR
Catalogue numberZX-009896
CAS number5808-22-0
IUPAC namedisodium;4,5-dihydroxynaphthalene-2,7-disulfonate;dihydrate
Molecular formulaC10H10Na2O10S2
Molar mass400.3 g/mol
Exact mass399.9511
GradeAR
Purity / assay≥99%
Physical formPowder
AppearancePowder
Melting point>300 °C
H-bond donors / acceptors4 / 10
Topological polar surface area174 Ų
HS code29089990
InChIKeyQUEAKWJKJBFNEG-UHFFFAOYSA-L
SMILESC1=C2C=C(C=C(C2=C(C=C1S(=O)(=O)[O-])O)O)S(=O)(=O)[O-].O.O.[Na+].[Na+]
PubChem CID2723846
Synonyms1,8-Dihydroxynaphthalene-3,6-disulfonic acid disodium salt, 4,5-Dihydroxynaphthalene-2,7-disulfonic acid disodium salt, Chromotropic acid disodium salt dihydrate, Disodium chromotropate dihydrate, 2,7-Naphthalenedisulfonic acid, 4,5-dihydroxy-, sodium salt, hydrate (1:2:2), 2,7-Naphthalenedisulfonic acid, 4,5-dihydroxy-, disodium salt, dihydrate, Sodium 4,5-dihydroxynaphthalene-2,7-disulfonate dihydrate, Disodium 4,5-dihydroxynaphthalene-2,7-disulfonate Dihydrate, Chromotropic acid disodium dihydrate, Disodium Chromotropate Dihydrate (Technical Grade), 4.5-Dihydroxy-2.7-naphthalene disulfonic acid disodium salt, 4,5-Dihydroxynaphthalene-2,7-disulfonic acid disodium salt dihydrate

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful

Signal word Warning

  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of Chromotropic acid disoidum salt, GR
10 gQuoted on request
25 gQuoted on request
1 kgQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Chromotropic acid disoidum salt, GR

Which CAS number identifies Chromotropic acid disoidum salt, GR?
Chromotropic acid disoidum salt, GR is registered under CAS 5808-22-0. You may also see it listed as 1,8-Dihydroxynaphthalene-3,6-disulfonic acid disodium salt, 4,5-Dihydroxynaphthalene-2,7-disulfonic acid disodium salt, Chromotropic acid disodium salt dihydrate. Our catalogue number for this item is ZX-009896.
What are the formula and molar mass of Chromotropic acid disoidum salt, GR?
For Chromotropic acid disoidum salt, GR, its formula is C10H10Na2O10S2 and its molar mass is 400.3 g/mol. InChIKey QUEAKWJKJBFNEG-UHFFFAOYSA-L lets you match it in any structure database.
What grade and pack sizes are available for Chromotropic acid disoidum salt, GR?
This listing is AR grade with ≥99% purity. Standard packs are 10 g, 25 g, 1 kg. Larger quantities and custom packing can be quoted on request.
Which documents come with Chromotropic acid disoidum salt, GR?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship Chromotropic acid disoidum salt, GR to my country?
Yes. Because Chromotropic acid disoidum salt, GR is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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